package com.itjob.deep.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public abstract class BaseFilter implements Filter {
	
	private FilterConfig config = null;

	public void init(FilterConfig config) throws ServletException {
		this.config = config;
	}
	
	public void destroy() {
		
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		HttpServletRequest httpRequest = (HttpServletRequest) request;
		HttpServletResponse httpRespone = (HttpServletResponse) response;

		doBaseFilter(config, httpRequest, httpRespone, chain);
	}

	public abstract void doBaseFilter(FilterConfig config, HttpServletRequest httpRequest,
			HttpServletResponse httpRespone, FilterChain chain) throws IOException, ServletException;

}
